GB9809095D0 - overnment Of The United Kingdom Of Great Britain And Northern Ireland The Light modulating devices - Google Patents

overnment Of The United Kingdom Of Great Britain And Northern Ireland The Light modulating devices

Info

Publication number
GB9809095D0
GB9809095D0 GBGB9809095.4A GB9809095A GB9809095D0 GB 9809095 D0 GB9809095 D0 GB 9809095D0 GB 9809095 A GB9809095 A GB 9809095A GB 9809095 D0 GB9809095 D0 GB 9809095D0
Authority
GB
United Kingdom
Prior art keywords
overnment
great britain
united kingdom
light modulating
modulating devices
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GBGB9809095.4A
Other versions
GB2336931A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
UK Secretary of State for Defence
Sharp Corp
Original Assignee
UK Secretary of State for Defence
Sharp Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by UK Secretary of State for Defence, Sharp Corp filed Critical UK Secretary of State for Defence
Priority to GB9809095A priority Critical patent/GB2336931A/en
Publication of GB9809095D0 publication Critical patent/GB9809095D0/en
Priority to EP99302946A priority patent/EP0953956B1/en
Priority to DE69938757T priority patent/DE69938757D1/en
Priority to JP12296999A priority patent/JP5016154B2/en
Priority to US09/302,143 priority patent/US6147792A/en
Priority to KR1019990015378A priority patent/KR19990083591A/en
Publication of GB2336931A publication Critical patent/GB2336931A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/015—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2044—Display of intermediate tones using dithering
    • G09G3/2051—Display of intermediate tones using dithering with use of a spatial dither pattern
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2044—Display of intermediate tones using dithering
    • G09G3/2051—Display of intermediate tones using dithering with use of a spatial dither pattern
    • G09G3/2055—Display of intermediate tones using dithering with use of a spatial dither pattern the pattern being varied in time
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3622—Control of matrices with row and column drivers using a passive matrix
    • G09G3/3629—Control of matrices with row and column drivers using a passive matrix using liquid crystals having memory effects, e.g. ferroelectric liquid crystals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
GB9809095A 1998-04-29 1998-04-29 Temporal dither addressing scheme for light modulating devices Withdrawn GB2336931A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB9809095A GB2336931A (en) 1998-04-29 1998-04-29 Temporal dither addressing scheme for light modulating devices
EP99302946A EP0953956B1 (en) 1998-04-29 1999-04-16 Light modulating device using a combination of spatial and temporal dithering techniques for grey levels generation
DE69938757T DE69938757D1 (en) 1998-04-29 1999-04-16 Light modulation device using a combination of spatial and temporal dithering techniques
JP12296999A JP5016154B2 (en) 1998-04-29 1999-04-28 Light modulator
US09/302,143 US6147792A (en) 1998-04-29 1999-04-29 Light modulating devices
KR1019990015378A KR19990083591A (en) 1998-04-29 1999-04-29 Light modulating devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9809095A GB2336931A (en) 1998-04-29 1998-04-29 Temporal dither addressing scheme for light modulating devices

Publications (2)

Publication Number Publication Date
GB9809095D0 true GB9809095D0 (en) 1998-06-24
GB2336931A GB2336931A (en) 1999-11-03

Family

ID=10831142

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9809095A Withdrawn GB2336931A (en) 1998-04-29 1998-04-29 Temporal dither addressing scheme for light modulating devices

Country Status (6)

Country Link
US (1) US6147792A (en)
EP (1) EP0953956B1 (en)
JP (1) JP5016154B2 (en)
KR (1) KR19990083591A (en)
DE (1) DE69938757D1 (en)
GB (1) GB2336931A (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000181395A (en) * 1998-12-11 2000-06-30 Sharp Corp Matrix type display device
EP1374213A2 (en) 2001-01-25 2004-01-02 Koninklijke Philips Electronics N.V. Method and device for displaying images on a matrix display device
JP2002365662A (en) * 2001-06-11 2002-12-18 Rohm Co Ltd Display medium, display element and display device
JP2003114646A (en) 2001-08-03 2003-04-18 Semiconductor Energy Lab Co Ltd Display device and its driving method
JP2003157060A (en) * 2001-11-22 2003-05-30 Sony Corp Display driving method and display device
KR100859507B1 (en) * 2001-12-05 2008-09-22 삼성전자주식회사 A dithering apparatus and dithering method
US7098927B2 (en) * 2002-02-01 2006-08-29 Sharp Laboratories Of America, Inc Methods and systems for adaptive dither structures
US6842184B2 (en) 2002-12-03 2005-01-11 Seiko Epson Corporation Three dimensional stochastic screen for LCD and video
US20050219173A1 (en) * 2003-12-12 2005-10-06 Kettle Wiatt E Pixel loading and display
US7474316B2 (en) 2004-08-17 2009-01-06 Sharp Laboratories Of America, Inc. Bit-depth extension of digital displays via the use of models of the impulse response of the visual system
US7397484B2 (en) * 2005-01-11 2008-07-08 Tpo Displays Corp. Method for displaying an image
GB2432961A (en) * 2005-12-01 2007-06-06 Screen Technology Ltd A display device with luminance correction means
GB2436391B (en) 2006-03-23 2011-03-16 Cambridge Display Tech Ltd Image processing systems
GB2436390B (en) 2006-03-23 2011-06-29 Cambridge Display Tech Ltd Image processing systems
CN101231402B (en) * 2007-01-26 2012-09-26 群康科技(深圳)有限公司 Liquid crystal display panel
US9196189B2 (en) * 2011-05-13 2015-11-24 Pixtronix, Inc. Display devices and methods for generating images thereon
KR20140124998A (en) * 2013-04-17 2014-10-28 삼성디스플레이 주식회사 Display device for reducing dynamic false contour
KR102289437B1 (en) * 2014-11-14 2021-08-12 삼성디스플레이 주식회사 Display device and method for controlling the same

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0777418B2 (en) * 1986-03-17 1995-08-16 株式会社東芝 Image processing device
GB8622717D0 (en) * 1986-09-20 1986-10-29 Emi Plc Thorn Display device
US4937682A (en) * 1988-12-28 1990-06-26 Hewlett-Packard Company Method and apparatus for providing contrast/intensity control in a document scanner
JPH0760303B2 (en) * 1989-06-08 1995-06-28 シャープ株式会社 Driving method of color display device
US5410615A (en) * 1990-09-25 1995-04-25 Xerox Corporation Bitmap image resolution converter compensating for write-white xerographic laser printing
US5282057A (en) * 1990-04-23 1994-01-25 Xerox Corporation Bit-map image resolution converter
EP0526045A2 (en) * 1991-07-31 1993-02-03 nVIEW CORPORATION Method and apparatus for simulated analog control of color video for LCD applications
US5389948A (en) * 1992-02-14 1995-02-14 Industrial Technology Research Institute Dithering circuit and method
EP0664917B1 (en) * 1992-10-15 2004-03-03 Texas Instruments Incorporated Display device
JP3324313B2 (en) * 1994-11-17 2002-09-17 株式会社富士通ゼネラル Display driving method and apparatus
JPH0997035A (en) * 1995-09-29 1997-04-08 Fujitsu General Ltd Display device drive method
GB2313226A (en) * 1996-05-17 1997-11-19 Sharp Kk Addressable matrix arrays
JP3179036B2 (en) * 1996-10-14 2001-06-25 三菱電機株式会社 Display device
JP2962245B2 (en) * 1996-10-23 1999-10-12 日本電気株式会社 Display device gradation display method
US6094187A (en) * 1996-12-16 2000-07-25 Sharp Kabushiki Kaisha Light modulating devices having grey scale levels using multiple state selection in combination with temporal and/or spatial dithering
GB2320357A (en) * 1996-12-16 1998-06-17 Sharp Kk Liquid crystal display
GB2325555A (en) * 1997-05-20 1998-11-25 Sharp Kk Light modulating devices
GB9809200D0 (en) * 1998-04-29 1998-07-01 Sharp Kk Light modulating devices

Also Published As

Publication number Publication date
JP5016154B2 (en) 2012-09-05
GB2336931A (en) 1999-11-03
DE69938757D1 (en) 2008-07-03
EP0953956A1 (en) 1999-11-03
EP0953956B1 (en) 2008-05-21
KR19990083591A (en) 1999-11-25
JPH11352941A (en) 1999-12-24
US6147792A (en) 2000-11-14

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)